...H.J. Hulsebosch; M.P. Ponec-Waelsch When anthralin is applied with a zinc oxide paste as vehicle its antipsoriatic activity decreases in less than 3 weeks. Laboratory experiments make it probable that this deterioration is due to an interaction between anthralin and hydrolyzed zinc oxide molecules...

...Torkel Fischer Although it is well known that zinc ions and the oxines form practically insoluble chelates, oxines are commonly used in combination with zinc oxide in ointment form. 13 patients who had shown allergic responses after epicutaneous testing with oxines were tested with iodochloroxine...